[libvirt] [PATCH 8/8] virsh: add -- support

[Lai Jiangshan]

"--" means no option at the following arguments.

Signed-off-by: Lai Jiangshan <laijs at cn.fujitsu.com>
---
diff --git a/tools/virsh.c b/tools/virsh.c
index a5b438b..d01091f 100644
--- a/tools/virsh.c
+++ b/tools/virsh.c
@@ -10305,6 +10305,7 @@ vshCommandParse(vshControl *ctl, vshCommandParser *parser)
         vshCmdOpt *last = NULL;
         const vshCmdDef *cmd = NULL;
         int tk;
+        bool data_only = false;
         int data_ct = 0;
 
         first = NULL;
@@ -10327,6 +10328,8 @@ vshCommandParse(vshControl *ctl, vshCommandParser *parser)
                     goto syntaxError;   /* ... or ignore this command only? */
                 }
                 VIR_FREE(tkdata);
+            } else if (data_only) {
+                goto get_data;
             } else if (*tkdata == '-' && *(tkdata + 1) == '-' && *(tkdata + 2)
                        && c_isalnum(*(tkdata + 2))) {
                 char *optstr = strchr(tkdata + 2, '=');
@@ -10368,7 +10371,12 @@ vshCommandParse(vshControl *ctl, vshCommandParser *parser)
                         goto syntaxError;
                     }
                 }
+            } else if (*tkdata == '-' && *(tkdata + 1) == '-'
+                       && *(tkdata + 2) == '\0') {
+                data_only = true;
+                continue;
             } else {
+get_data:
                 if (!(opt = vshCmddefGetData(cmd, data_ct++))) {
                     vshError(ctl, _("unexpected data '%s'"), tkdata);
                     goto syntaxError;